Figure 1From: Interactions between HIV infection and chronic obstructive pulmonary disease: Clinical and epidemiological aspectsPredictors of COPD (OR with 95%CI) for some of the risk factors identified (using ICD-9 codes) in multivariate analysis as independently associated with a diagnosis of chronic airflow obstruction, among 1014 HIV-positive and 713 HIV-negative US veterans [31].Back to article page